1. Ensure the environmental factors of the vehicle inspection tool are dry: the storage temperature is guaranteed to be between minus 10 degrees Celsius and 60 degrees Celsius; the humidity must be below 60%; the particles should not exceed 2%.

2, the basic maintenance of the vehicle inspection tool: to ensure the external cleaning of the inspection block, some bolts, detection pins, bottom plates and other positions must be kept clean; put the moving parts that need to be disassembled in the corresponding position.

3, maintenance time can be processed in half a year or once a year:

4, check the pin hole for wear, if there is a problem, replace it immediately;

5. Check if there is any looseness in the precision slide, and add lubricating oil;

6. Check whether the positioning standard is worn and rusted, and some are replaced or polished in time;

7. Check the marking scale and the coating for wear and tear in time.